Pith Number

pith:YHV3KDHH

pith:2021:YHV3KDHHV5CM4JVABDMIXH75WF

not attested not anchored not stored refs pending

The Diverse Morphologies and Structures of Dwarf Galaxies Hosting Optically-Selected Active Massive Black Holes

Amy E. Reines, Jenny E. Greene, Marla Geha, Seth J. Kimbrell, Zachary Schutte

arxiv:2103.06289 v1 · 2021-03-10 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHV3KDHHV5CM4JVABDMIXH75WF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:37:38.620906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1ebb50ce7af44ce26a008d88b9ffdb1534157638b924f51eb98fd4eb11d6da9

Aliases

arxiv: 2103.06289 · arxiv_version: 2103.06289v1 · doi: 10.48550/arxiv.2103.06289 · pith_short_12: YHV3KDHHV5CM · pith_short_16: YHV3KDHHV5CM4JVA · pith_short_8: YHV3KDHH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YHV3KDHHV5CM4JVABDMIXH75WF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c1ebb50ce7af44ce26a008d88b9ffdb1534157638b924f51eb98fd4eb11d6da9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8d6857ec34815709593efb91a82d2260cca314a029c75e882175f10b78d8c64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-10T19:00:06Z",
    "title_canon_sha256": "a2abcef338c0ef1091297c2421503c3398cc23d3a522cec1a16a78a0dd0adad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06289",
    "kind": "arxiv",
    "version": 1
  }
}